904
FZUS54 KHGX 121113
CWFHGX
COASTAL WATERS FORECAST FOR TEXAS
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
613 AM CDT SUN JUL 12 2026
UPPER TEXAS COASTAL WATERS FROM HIGH ISLAND TO THE MATAGORDA SHIP
CHANNEL OUT 60 NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA
BAYS.
SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST
1/3 OF THE WAVES...ALONG WITH THE OCCASIONAL HEIGHT OF THE
AVERAGE HIGHEST 10 PERCENT OF THE WAVES.
GMZ300-130015-
613 AM CDT SUN JUL 12 2026
.SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60 NM
INCLUDING GALVESTON AND MATAGORDA BAYS.
LIGHT TO OCCASIONALLY MODERATE ONSHORE WINDS AND 2-4FT SEAS
PREVAIL INTO THE UPCOMING WEEK. THE PRIMARY MARINE CONCERN WILL
BE FOR EARLY MORNING THROUGH EARLY AFTERNOON STORMS IN THE COASTAL
ENVIRONMENT TODAY. MORE NUMEROUS ACTIVITY IS ANTICIPATED TONIGHT
THROUGH TUESDAY. WIDESPREAD SEVERE WEATHER IS NOT ANTICIPATED,
THOUGH WINDS AND SEAS WILL BE HIGHER IN AND NEAR ANY ISOLATED MORE
INTENSE CELLS. DRIER CONDITIONS RETURN AFTER MIDWEEK.
GMZ335-130015-
GALVESTON BAY-
613 AM CDT SUN JUL 12 2026
TODAY
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS.
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A CHANCE
OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
MONDAY
SOUTHWEST WINDS AROUND 5 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. BAY WATERS SMOOTH. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN SHOWERS AND THUNDERSTORMS
LIKELY IN THE AFTERNOON.
MONDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF THUNDERSTORMS. SHOWERS LIKELY.
TUESDAY
NORTHEAST WINDS AROUND 5 KNOTS, BECOMING SOUTHEAST IN
THE AFTERNOON. BAY WATERS SMOOTH. A CHANCE OF THUNDERSTORMS.
SHOWERS, MAINLY IN THE MORNING.
TUESDAY NIGHT
SOUTH WINDS AROUND 5 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
WEDNESDAY
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS AND THUNDERSTORMS.
WEDNESDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH.
THURSDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
THURSDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
GMZ330-130015-
MATAGORDA BAY-
613 AM CDT SUN JUL 12 2026
TODAY
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A CHANCE
OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS THIS MORNING, THEN A
CHANCE OF THUNDERSTORMS THIS AFTERNOON.
TONIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH AROUND
10 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY, DIMINISHING
TO SMOOTH AFTER MIDNIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
MONDAY
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
MONDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS.
TUESDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WEDNESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS
SLIGHTLY CHOPPY.
THURSDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS
SLIGHTLY CHOPPY.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
GMZ350-355-130015-
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-
613 AM CDT SUN JUL 12 2026
TODAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. A CHANCE OF THUNDERSTORMS.
TONIGHT
SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
MONDAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
MONDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS
IN THE AFTERNOON.
TUESDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. A CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT.
WEDNESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
4 FEET.
THURSDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
GMZ370-375-130015-
WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT TX FROM 20 TO 60 NM-
613 AM CDT SUN JUL 12 2026
TODAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS. A CHANCE OF THUNDERSTORMS.
TONIGHT
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND 3 FEET. WAVE
DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS. A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
MONDAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 3 FEET. WAVE
DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
MONDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 3 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 7 SECONDS. A CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 4 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. A CHANCE OF THUNDERSTORMS
IN THE MORNING. A CHANCE OF SHOWERS.
TUESDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET.
WAVE DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS.
WEDNESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET.
THURSDAY
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 3 TO 4 FEET.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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